4(8-5k)+2k=-40

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Solution for 4(8-5k)+2k=-40 equation: 


Simplifying
4(8 + -5k) + 2k = -40
(8 * 4 + -5k * 4) + 2k = -40
(32 + -20k) + 2k = -40

Combine like terms: -20k + 2k = -18k
32 + -18k = -40

Solving
32 + -18k = -40

Solving for variable 'k'.

Move all terms containing k to the left, all other terms to the right.

Add '-32' to each side of the equation.
32 + -32 + -18k = -40 + -32

Combine like terms: 32 + -32 = 0
0 + -18k = -40 + -32
-18k = -40 + -32

Combine like terms: -40 + -32 = -72
-18k = -72

Divide each side by '-18'.
k = 4

Simplifying
k = 4

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